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Here I am assuming that You had downloaded NDK and kept it in u Dir.Įxport PATH=$PATH:/u/android-ndk-r14-beta1 Open Your terminal(Ubuntu) and reached till your hello-jni folder.Īs for Example u/hello-jni/jni. After Generation this SO file, You can use it as lib in Your Android Studio Project. so file for your native code by using NDK Build command. Java_softsolution_sks_com_myhellojni_MainActivity_getStringFromJNI ( JNIEnv * env, jobject thisObj ) Step 4 Generate. Open hello-jni.c file and copy paste following code in it. Open Application.mk file and copy paste follwoing codeĪPP_CFLAGS += - Wno - error = format - security First open Android.mk file and copy paste following code in it. Android.mk, Application.mk and hello-jni.c Then add three files inside this jni folder. I am using Ubuntu machine so let say under the u dir I have created one hello-jni folder and then one more jni folder. Step 1 Create a Folder (Let say hello-jni/jni) Here I am describing it as a Step by Step procedure. For more information, see ABI Management. Different ABIs correspond to different architectures: The NDK includes ABI support for ARMEABI (default), MIPS, and x86. As per Android NDK site below is brief detailĪpplication Binary Interface (ABI): The ABI defines exactly how your app's machine code is expected to interact with the system at runtime. just like jar file in java to use it as library. In Android we are able to use C, C++ code known as a Native code for java. So file by using NDK and how to use this file as library in Android App by using Android Studio. Today I am going to Discuss how to generate. Hello Guys !!! Hope You all are doing well.